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County file — OH

Underground Storage Tanks in Clark County, OH — 308 facilities, 437 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Clark County, population 136,118.

308UST facilities
241tanks in service
694closed tanks
437leak records
31open cases
406no further action

Clark County has 308 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 241 tanks in service and 694 tanks that have been closed or removed. Over the life of the program, 437 fuel releases were reported here; 406 (93% of records) were investigated and closed with No Further Action, and 31 of those cleanup cases were still open when the snapshot was compiled.

That works out to 17.7 tanks in service per 10,000 residents, about equal to the Ohio average of 17.1 per 10,000. Countywide numbers are context, not a verdict on any parcel — tank risk is hyper-local, falling off within a few hundred feet.

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Frequently asked questions

How many underground storage tanks are in Clark County, OH?

The EPA UST Finder snapshot lists 308 registered UST facilities in Clark County with 241 tanks currently in service, 694 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Clark County?

437 releases from underground storage tanks are on record for Clark County. 406 (93%) reached No Further Action status, while 31 cleanup cases remained open in the snapshot.

How do I check a specific address in Clark County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Clark County address to map every registered tank and reported leak within a mile, with distances in feet and an A–F screening grade. Verify current records with the Ohio BUSTR (State Fire Marshal).

Verify with the state

The live regulatory record for any Clark County facility or leak case is held by the Ohio BUSTR (State Fire Marshal). Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Ohio

← All Ohio counts